Sample collector



FIG. 1 is a front elevation view of a sample collector;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a top and right perspective thereof.

The portions of the sample collector, shown in broken lines in FIG. 4, do not form part of the claimed design. 

The ornamental design for a sample collector, as shown and described. 